30 to 30Amp Adapter: Allows you to simply convert the house power when you only have a 30A interface on your RV, quickly supply power for low power electrical appliance and keep batteries charged during storage.Female connector comes with a locking thread ring for adjustment and weatherproof. | Electrical Rating: 30 Amp (NEMA TT-30P) male to 30 Amp (NEMA L5-30R) female heavy duty power adapter. Rated for 125 and 3750W . Length 13.8 Inch. Constructed with 3 of 10 AWG wires to ensure the high electrical conductivity. | ETL Certified: Our RV locking adapter cord has been tested at an ETL laboratory and found to meet all applicable Standards for Safety published by relevant NRTLs. ETL certification follows the same safety standards as Underwriter Laboratories or UL. | High Performance: Constructed with 100% pure copper with full 10 gauge wires ensuring high conductivity. The wires are stranded copper, it’s very flexible and the STW jacket is very durable.The jacket is coated with a heavy-duty flame retardant, heat resilient PVC sheath that serves as protection from the outdoor elements, wear and tear. | Weather Resistance: The cord is coated with a heavy-duty flame retardant, heat resilient PVC sheath that serves as protection from the outdoor elements. Protect the wire from wind, rain, snow, soil, and rocks for long-lasting durability. Weather resistant thermoplastic jacket that performs under extreme weather conditions. | Package includes: 30AMP to 30AMP RV Locking adapter cord.